PeterM Well-known member Joined Jan 12, 2016 Messages 142 Location Las Vegas, Nevada USA May 16, 2022 #1 Here's a good little book for analysis of 35 common elements. Attachments Bulletin_175_OCR.pdf 1.5 MB · Views: 39
G galenrog Well-known member Joined Jan 16, 2010 Messages 1,094 Location Texas May 16, 2022 #2 Check the sticky at the top of the Prospecting section.